DURHAM, NH - HCND station 272174

272174 - DURHAM, New Hampshire

Latitude
43° 10´N

Longitude
70° 57´W

Elevation
80 feet

10 nearest HCND stations

33 mi	SSW :	LAWRENCE, MA
47 mi	NE :	PORTLAND WSFO AP, ME
58 mi	S :	CHESTNUT HILL, MA
64 mi	SW :	CLINTON, MA
65 mi	SSW :	FRAMINGHAM, MA
65 mi	S :	BLUE HILL, MA
70 mi	WSW :	KEENE, NH
75 mi	NNE :	LEWISTON, ME
77 mi	WNW :	HANOVER, NH
82 mi	S :	PLYMOUTH-KINGSTON, MA

Weather variables Help
Click a weather variable name to jump down to those statistics.

	Total observations	%	NDJFM observations	%
TMAX	18083	99.0%	7418	98.1%
TMIN	18033	98.7%	7415	98.0%
PRCP	15850	86.8%	6447	85.2%
SNOW	15563	85.2%	6244	82.6%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	7418 by year	40.5°F	11.2°F		overall	NAM	PNA	CTI

TMAX and NAM Help scatterplot	days by month	mean NAM index	extreme high NAM days	extreme low NAM days	ratio of extreme high:low NAM days
Extreme high events Days with TMAX>=58°F	520	0.35	111	31	3.6*	map	table
Extreme low events Days with TMAX<=24°F	530	-0.09	109	118	1.1	map	table

TMAX and PNA Help scatterplot	days by month	mean PNA index	extreme high PNA days	extreme low PNA days	ratio of extreme high:low PNA days
Extreme high events Days with TMAX>=58°F	520	-0.26	39	81	2.1*	map	table
Extreme low events Days with TMAX<=24°F	530	0.25	119	80	1.5*	map	table

TMAX and CTI Help	days by month	high CTI days (moderate to strong El Niño winters)	low CTI days (moderate to strong La Niña winters)	ratio of high:low CTI (El Niño:La Niña days)
Extreme high events Days with TMAX>=58°F	520	82	97	1.2	map	table
Extreme low events Days with TMAX<=24°F	530	63	80	1.3	map	table

TMAX under 2 index extremes Help

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TMIN Help top of page

TMIN	observations	mean	std dev		Distribution	during extreme days of
NDJFM	7415 by year	19.9°F	12.8°F		overall	NAM	PNA	CTI

TMIN and NAM Help scatterplot	days by month	mean NAM index	extreme high NAM days	extreme low NAM days	ratio of extreme high:low NAM days
Extreme low events Days with TMIN<=-1°F	527	-0.08	93	107	1.2	map	table
Extreme high events Days with TMIN>=37°F	518	0.13	70	47	1.5*	map	table

TMIN and PNA Help scatterplot	days by month	mean PNA index	extreme high PNA days	extreme low PNA days	ratio of extreme high:low PNA days
Extreme low events Days with TMIN<=-1°F	527	0.21	128	87	1.5*	map	table
Extreme high events Days with TMIN>=37°F	518	0.00	57	61	1.1	map	table

TMIN and CTI Help	days by month	high CTI days (moderate to strong El Niño winters)	low CTI days (moderate to strong La Niña winters)	ratio of high:low CTI (El Niño:La Niña days)
Extreme low events Days with TMIN<=-1°F	527	59	70	1.2	map	table
Extreme high events Days with TMIN>=37°F	518	97	93	1.0	map	table

TMIN under 2 index extremes Help

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PRCP (total liquid water equivalent) Help top of page

PRCP	observations	mean		Distribution	during extreme days of
NDJFM	6447 by year	0.14"		overall	NAM	PNA	CTI

PRCP and NAM Help scatterplot	days by month	mean	mean NAM index	extreme high NAM days	extreme low NAM days	ratio of extreme high:low NAM days
Observed events Days with PRCP>0.00"	2319	0.39"	-0.01	335	366	1.1	map	table
Extreme events Days with PRCP>0.62"	463	1.15"	-0.04	67	74	1.1	map	table

PRCP and PNA Help scatterplot	days by month	mean	mean PNA index	extreme high PNA days	extreme low PNA days	ratio of extreme high:low PNA days
Observed events Days with PRCP>0.00"	2319	0.39"	-0.03	371	410	1.1	map	table
Extreme events Days with PRCP>0.62"	463	1.15"	0.27	103	49	2.1*	map	table

PRCP and CTI Help	days by month	mean	high CTI days (moderate to strong El Niño winters)	low CTI days (moderate to strong La Niña winters)	ratio of high:low CTI (El Niño:La Niña days)
Observed events Days with PRCP>0.00"	2319	0.39"	353	412	1.2*	map	table
Extreme events Days with PRCP>0.62"	463	1.15"	99	76	1.3	map	table

PRCP under 2 index extremes Help

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SNOW Help top of page

SNOW	observations	mean		Distribution	during extreme days of
NDJFM	6244 by year	0.40"		overall	NAM	PNA	CTI

SNOW and NAM Help scatterplot	days by month	mean	mean NAM index	extreme high NAM days	extreme low NAM days	ratio of extreme high:low NAM days
Observed events Days with SNOW>0.0"	905	2.74"	-0.13	137	189	1.4*	map	table
Extreme events Days with SNOW>4.5"	172	7.61"	-0.16	23	33	1.4	map	table

SNOW and PNA Help scatterplot	days by month	mean	mean PNA index	extreme high PNA days	extreme low PNA days	ratio of extreme high:low PNA days
Observed events Days with SNOW>0.0"	905	2.74"	-0.04	159	180	1.1	map	table
Extreme events Days with SNOW>4.5"	172	7.61"	0.24	43	34	1.3	map	table

SNOW and CTI Help	days by month	mean	high CTI days (moderate to strong El Niño winters)	low CTI days (moderate to strong La Niña winters)	ratio of high:low CTI (El Niño:La Niña days)
Observed events Days with SNOW>0.0"	905	2.74"	118	160	1.4*	map	table
Extreme events Days with SNOW>4.5"	172	7.61"	28	22	1.3	map	table

SNOW under 2 index extremes Help

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